 | | Journal (article/letter/editorial) | | —THE GEOLOGY OF THE DOLGELLEY GOLD-BELT, NOBTH WALES. By ARTHUR R. ANDREW, M . S C , F.G.S. 1. 2. 'A...succession from the Cefn Slate Group to the top of the Vigra Beds. The following is the descending sequence of...perhaps rusty Flags of the colour. Geological 7. Vigra Beds (Lower Maentwrog of Belt): Dark-grey and blue...(Salt.). S Lingulella Davisii (McCoy). From the Vigra Beds ; the Lower Maentwrog of Belt; the Cum Eisen...(Huddart), Pyrites, Chalcopyrite, Marcasite, Arsenopyrite, Berthierite, Tetrahedrite, Aphthonite, Polytelite |  | | Journal (article/letter/editorial) | | mesothermal gold lodes of the Dolgellau gold belt, North Wales Downloaded by [RMIT University Library] at 20:36...width at outcrop, within the Caledonides of North Wales. It runs ENE from the Cardigan Bay coast, passes... In 2000 the National Museums and Galleries of Wales (NMGW) acquired, by donation, an important suite...1997 (Gwynedd) phase of Minescan6 (a research partnership project into the metallogenesis of Wales that...NMGW and funded by the Countryside Council for Wales). The addition, where necessary, of further polished |  | | Journal (article/letter/editorial) | | distribution in Chidlaw Link Zone, Gwynfynydd mine, Dolgellau, North Wales Simon C. Dominy, Roland F. G. Phelps...vein-gold deposit in the county of GwSznedd, North Wales. The veins cut the Carnbrian Maentwrog, Clogau and...sphalerite, chalcopyrite, pyrite and rninor arsenopyrite. The veins occupy dorninantly norrnal faults...persistence and geometry are of major relevance to the mine geoiogist who is undertaking exploration, evaluation...deposition in the veins at Gwynfiznydd mine, Dolgellau, North Wales, are being investigated on the basis |  | | Journal (article/letter/editorial) | | T H E GEOLOGY OF THE DOLGELLET GOLD-BELT, NOETH WALES. By ARTHUR E. ANDREW, M.SC, F.G.S. (Continued from...of Britain, and there are many evidences of Roman mine-workings where gold must have been the principal...belief of Readwin (31, p. 1) that gold was worked in Wales during the reign of Charles I. The facts on which...Royalists; Bushell could not have imported the gold into Wales, for he was hemmed in by the Parliamentary Downloaded...satisfactory results, but believing that any gold-mine was a perquisite of the Crown (gold being a royal |  | | Journal (article/letter/editorial) | | Associated minerals include cobaltite, skutterudite, arsenopyrite, löllingite, symplesite, roselite, scorodite...historically interesting localities as the old cobalt mine at Great Hill, East Hampton, Middlesex County, Connecticut;...Sussex County, New Jersey; the old Tilly Foster iron mine near Brewster, Putnam County, New York; Pennsylvania...counties, Missouri. It has been found in the Martin mine of the Upper Mississippi Valley lead-zinc district...district, Lafayette County, Wisconsin; and the Mohawk mine, Keweenaw County, Michigan. In the western United |  | | Journal (article/letter/editorial) | | —THE GEOLOGY OF THE DOLGELLEY GOLD-BELT, NORTH WALES. By ARTHUR R. ANDREW, M . S C , F.G.S. (Concluded...present in the quartz. The lode is confined to the Vigra Beds, Downloaded from https:/www.cambridge.org/core...throughout its length of three-quarters of a mile to the Vigra Beds, and it is but seldom, associated with the...of north, and its dip vertical. It traverses the Vigra Beds all the way, and is associated with small greenstone... but 30° south of east. It courses through the Vigra Beds, and is confined to very near their junction |  | | Journal (issue) | | to Sheppey, Writhlington and to Blaengwynlais in Wales for collecting, and to London for sightseeing. I...architecture is magnificent. Bou Azzer is a cobalt mine where you can find skutterudite, CoA5:2-3 and erythrite...this material on some tips before he approached the mine to ask permission. Not only was he not allowed to...to collect, but he was escorted from the mine area under vehicular escort! At some other mines Peter...the entrance to the famous Mibladen mine. It is not a very deep mine and the entrance is covered with cerussite |  | | Book (edition) | | Gold Occurrences in the UK A Gold Prospector's Guide LEE GARY PALMER MSc Published in the United...40 Archers Ave Irvine, Ayrshire KA11 2GB Scotland UK Content copyright© Lee Gary Palmer, 2019 The right...Contents Acknowledgements Notable Nuggets of the UK Preface Gold The Word The Element Origin Locations...Isle of Man Wales South Wales - South Glamorgan South Wales - Carmarthenshire South Wales - Pembrokeshire...Mid Wales - Powys Mid Wales - Ceredigion North Wales - Gwynedd North Wales - Anglesey North Wales - Conwy |  | | Book | | A Mineralogy of Wales RfCHARD E. BEYfNS Ocpartmellf o[Geolngy, Nmin11a/Museum of\Valcs, Cardiff AMGUEDDFA...Colliery, Ponh, Mid Glamorgan. National Museum of Wales specimen 48.264.GR 175. ex Cymmer Welfare Library...CE 6 I CES IN WALES 9 30 127 138 6 INTRODUCTION The mineralogy of Wales is diverse. with over...reveal the presence of additional species new to Wales. and perhaps new to the British Isles. It is also...completely new to cience will be discovered in Wales. as techniques for analysing specimens become ever |  | | Catalog/List | | refere nce and specime n numbe r(s) 25 3 Inde x by mine ral showing spe cime n numbers 39 4 Index by...Name of the speci es. Locality. including name of mine or quarry, nearest town and county, and six figure...Waterba.nk mine Waterbank mine Hilton mine Esgair Hir mine Milltown quany Esgair Hir mine Broadlaw vein...Mllttownquany Wh.Jane Comw. HIiton mine Waterbank mine Mllltown quany Eaglebrook mine Uechwedd Helyg Wh.Gorland...Waterbank mine Waterbank mine Milltownquany Waterbank mine Wh.Fortune Lyme Regis Dry GIii mine Roughtongill |  | | Catalog/List | | vein in banding. GRF. LMI. £6.00 3 APATITE, Etiro Mine, Karibab Disbict, South Africa. Sea blue soild XN...sliver. GRF. SM!. £10.00 11 CASSITERITE, Birch Tor Mine, Dartmoor, Devon. Massive ore. Olab on specimen...STIBICONITE after STIBNITE and STIBNITE, Knipes Mine, New Cumnock, Ayrshire, Scotland. Yellow chalky...VGRF. Ml. .- -£12.00 16 TETRAHEDRrTE, Silver Vein Mine, St Winnow, Cornwall. Glistening bright silvery...Attractive. RWB. O.LC. £12.00 20 BORNITE & ARSENOPYRITE, Hingston Down, Gunnislake, Cornwall. Soild |  | | Catalog/List | | clear,tabular MIN,118. 10. ANNABERGITE.Kamareza Mine,Laurium,Greece.Dr HG Weller label. Quartz fragment... 14. APATITE VAR FRANCOLITE. Simms Lode,Geevor Mine,Trewellard,Cornwall. Choice,very rich specimen....Aragonite to 10mm. LC ,.tlO. 17. ARAGONITE.Kamareza Mine,Laurium,Greece. 3 specimens. Specimens A and B....fragment richly veined with silvery-white,massive Arsenopyrite. Top of specimen with vugs in terminated Quartz...Quartz with several terminated xtls of Arsenopyrite(2mm+).sc,t7.Specirnen B-very rich with upper surface |  | | Catalog/List | | greenish chlorite. 40x40x30mm. £48. AZURITE. Yangchun Mine, Guangdony Prov. China. A superb dark blue lustrous...Displays well. 30x50x50mm. £125. 5. BERYL. Huya Mine, Sichuan Prov. China. Unusual flat tabular pale...xls 50x50x20mm. £40. 6. CASSITERITE. Polberro Mine, St Agnes, Cornwall. 7An intergrown ‘ ' group of...matrix. 30x20x15mm. £45. 7. CASSITERITE. Dolcoath Mine, Camborne, Cornwall. Chlorite matrix showing several...£48. 8. CASSITERITE AND TOURMALINE. Egloshellan Mine, St Austell, Cornwall. Rich veinstone showing sharp |  | | Journal (article/letter/editorial) | | mineralisation and ore controls at the Clogau mine, Dolgellau, north Wales, United Kingdom S. C. Dominy*1,2,3 and...of 17 g/t Au, Clogau is the largest and richest mine in the Dolgellau gold-belt and is the most prolific...ore shoots. Keywords: Dolgellau gold-belt, Clogau mine, Gold-quartz reefs, Ore controls, Ore shoots Introduction...Robert Robinson Avenue, Oxford OX4 4GA, England, UK 2 *Corresponding author, email sdominy@snowdengroup...published works to elucidate ore controls in support of mine exploration (Dominy, 2011, 2012). This contribution |  | | Journal (issue) | | c5anvw,((e,vMintrafs Mineral Dealer & Mine gent Levant Gallery Lower Boscaswel I, Pendeen, Near Penzance...CATALOGUE GENEROUS TRADES AND COLLECTION PURCHASES UK Journal of Mines and Minerals IssueNo3 SUMMER1987...No. Editorial 2 Micro-Minerals from Bontddu Gwynedd 3 D. A. SaichandS. Rust CIRCULATION The Worlds...SUBSCRIPTIONS are payable in local currency, or direct to the UK in Sterling. Barite from Silverwood Colliery ARTICLES...Minerals 35 37 FRONT COVER Caledonite. Red Gill Mine., Caldbeck Fells, Cumbria. Largest crystal 1.25 |  | | Book | | provided by: Amgueddfa Cymru (National Museum of Wales, Cardiff); British Geological Survey, Edinburgh...meneghinile Pengenna mine,St Kew,Cornwall; Shallowfield Bridge,SouthMolton,Devon Tynebottom mine,Alston.CUm~ria...CUm~ria mercury Chatsworth mine,Grassinglon, Yorkshire Severallocalities in theLakeDistrictandComw melacinnabar...theLakeDistrictan:iCorrr::a!I natrojarosite Wanlhwaite mine,StJohn'sin theVale,Cumbria SouthTerrasmine,StStephen-in-Brannel...Cumbria pharmaco!ite Wanlhwaite mine,StJohn'sin theVale,Cumbria Chatsworth mine,Grassington, Yorkshire p:cropharmacolne |  | | Report (issue) | | Primary occurrences Placers 7 7 7 Resources England Wales Scotland Isle of Man Northern Ireland 9 9 11 13...37 38 38 39 39 Page Production United Kingdom Wales Scotland World production 41 41 43 43 43 Trade...Gold was mined in the United Kingdom, mainly in Wales, for centuries, and about 4 tonnes of gold has been...91 per cent, was reported from the Great Boulder Mine near Kalgoorlie. Native gold at the surface and...native, often enclosed in host minerals such as arsenopyrite, pyrrhotite and pyrite or combined in tellurides |  | | Journal (volume) | | and Andy Hopkirk 86 90 Linarite from Cononley Mine, Skipton, North Yorkshire John Chapman and David... 112 120 BOOK REVIEW ‘‘Gold Occurrences in the UK’’ Norman Moles Journal of the Russell Society, volume...The current ‘History of Mineral Collections’ in the UK is not even a ‘History of Kings and Queens’. A small...from localities such as Tynagh Mine in Co. Galway and Pendarves Mine in Cornwall (Figs 1 and 2) serves...confirmed by XRD at Amgueddfa Cymru National Museum Wales. It may be of interest to potential authors to note |  | | Journal (article/letter/editorial) | | 1985 Metallogenesis in the Harlech Dome, North Wales: A fluid inclusion interpretation T. J. Shepherd...mineralisation in the Harlech Dome area, North Wales, gives support to the concept of two distinct metallogenic...Smith 1979). Samples were collected from abandoned mine tips, vein exposures at the surface and underground...Formation and contains pyrite, chalcopyrite, arsenopyrite and minor gold (Fig. 1). The breccia consists...replacement or exsolution blebs in pyrite and arsenopyrite. Opaque mineralogy of the country rocks Table |  | | Journal (issue) | | of Geology, National Museum of Wales, Cathays Park, CardiffCFI 3NP, Wales, U.K . CO-EDITOR: Peter A. Williams...Barite, Cleator Moor, Cumbria. National Museum of Wales specimen NMW 83.4IG. M8874. R.J. King Collection...D .H .M. Alderton 17 The Mineralogy ofWapping Mine, Matlock Bath, Derbyshire F. fnce 25 13 NOTES...N. Hubbard 35 Strontianite from Brownley Hill Mine, Nenthead, Cumbria M . Wood 35 Secondary copper...Arthur made his first visit underground in a working mine, at Wheal Providence, St. Ives, Cornwall, being |  | | Report (issue) | | Mineral exploration in the· Harlech Dome, North Wales I ·t I I I· I I I I I I • I I· I I I I 1....Mineral exploration in the Harlech Dome, North Wales. Geology P. M. Allen, BSc, PhD Geochemistry D....Geochemical and geophysical investigations around Garras Mine, near Truro, Cornwall Molybdenite mineralisation...Shetland Preliminary mineral reconnaissance of Central Wales Report on geophysical surveys at Struy, Invernessshire...associated with the Skiddaw Granite near Carrock Mine, Cumbria Investigation of stratiform sulphide mineralisation |  | | Journal (issue) | | Geology, National Museum of Wales, Cathays Park, Cardiff CFl 3NP, Wales, U.K. CO-EDITOR: Peter A. Williams...Chemistry, Universi ty of Wales College of Cardiff, P.O. Box 912, CardiffCFl 3TB, Wales, U.K. JOURNAL MANAGER:...World Occurrence from the Dolgellau Gold Belt, Wales R.E.Bevins and C.J. Stanley 67 Infrared Spectroscopy...Caradon Mine, Cornwall I.A. Lawrence 81 NOTE Cinnabar from Machen Quarry, Machen, South Wales T.F. Bridges...to 1'. Pieces 2'x 2' to 4'x 3' from £5. FLORENCE MINE. CUMBRIA, Botryoidal Hematite, plus some pieces |  | | Book | | ) PLATE I, FRONTISPIECE THE MINERAL WEALTH WALES AND ITS EXPLOITATION TREVOR M. THOMAS M.SC.,...the Geology Department of the National Museum of Wales have always been placed at the disposal of the author...Geography and Anthropology, University College of Wales, Aberystvryth, for his sustained interest during...Keeper of the Geology Department, National Museum of Wales, kindly assisted in the selection of some of the... 1 WEALTH AND COAL MINING IN THE SOUTH WALES II COALFIELD RECENT TRENDS GENERAL CONSTITUENT |  | | Journal (volume) | | with minor hematite on cream dolomite. Florence Mine, Egremont, Cumbria. David Green photograph. BACK...2012 PAPERS Geology and mineralisation at Florence Mine, Egremont, Cumbria Brian Young 3-18 A geochemical...mineral assemblage of the Mendip Hills, Somerset, UK using a stability field model Trevor F. Bridges,...species at the Benallt Manganese Mine, Rhiw, Pen Llŷn, Gwynedd, Wales Tom F. Cotterell 29-40 Tungsten...experience of an underground tour of the Florence Mine in Cumbria. With the closure of Florence, it is |  | | Book | | survey of the country, GEMS found that while some mine managements themselves collect and market good speci...not yet heard about. When the management of Tynagh Mine, Co. Galway, last year put aside some tons of fine...never know what you may come across in a disused mine! ' This would be unlikely to happen in Weardale...fluorite minerals. Last October at the Becermet Mine in West Cumber land the management held a well...bismuth, rare coppers. Curiously, although a tin mine, little good (specimen quality) cassiterite. 1'ENDARVES |
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